/Engine/Plugins/MovieScene/MovieRenderPipeline/Source/MovieRenderPipelineCore/Public/Graph/MoviePipelineRenderLayerSubsystem.h
typedef [TTuple](API\Runtime\Core\Misc\TTuple)< int32, [TSoftObjectPtr](API\Runtime\CoreUObject\UObject\TSoftObjectPtr)< [UMaterialInterface](API\Runtime\Engine\Materials\UMaterialInterface) > > FMaterialSlotAssignment